<html>
<head>
<title>JavaScript RegExp</title>
</head>
<body>
<script type = "text/javascript">
var str = "ab\vc";
var pattern = /\v/g;
var index = str.search(pattern);
document.write("Test 1-returned value : " + index);
str = "abc";
index = str.search(pattern);
document.write("<br/>Test 2-returned value : " + index);
</script>
</body>
</html>
Test 1-returned value : 2 Test 2-returned value :-1
